     Car.prototype.name=
    
    
    
    
    
    
    
    
    
    function Car(color) {
         this.name = 'SU7-Ultra'
         this.height=1.4
         this.wight=1.5
         this.lang=4800
         this.color=color
    }
     const car1 =new Car('orange')
    const car2 =new Car('green')
     console.log(car1)
     console.log(car2)

//函数天生拥有一个属性 prototype,是一个对象